Water and oil producing composition
US7485688B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 22, 2006 |
| Grant date | Feb 3, 2009 |
| Priority date | — |
| Expiry date | Nov 21, 2026 |
Classification
- Technology area (CPC D)Textiles; Paper
- CPC primaryD06M2200/12
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
The present invention provides a water and oil proofing composition which imparts excellent water and oil resistance and comprises a fluorocopolymer comprising polymerized units of (Z-Y)nX (wherein Z: a C1-6 perfluoroalkyl group or the like, Y: an alkylene group or the like, n: 1 or 2, X: a polymerizable unsaturated group), polymerized units of CH2═CR1-G-(R2O)q—R3 (wherein R1: a hydrogen atom or the like, R2: a C2-4 alkylene group or the like, q: an integer of from 1 to 50, G: —COO(CH2)r— (r: an integer of from 0 to 4), R3: a hydrogen atom or the like, and polymerized units of CH2═CR4-M-Q-NR5R6 (wherein R4: a hydrogen atom or the like, Q: a C2-4 alkylene group or the like, R5 and R6: C1-8 alkyl groups or the like) and an aqueous medium.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.